package CAODemo;

public class Test2 {
    public static int a = 10;
    public int b =20;

    public static void main(String[] args) {
        Test2 t = new Test2();
        t.b=30;
        Test2.a=20;
        Test2 t1 = new Test2();
        Test2.a +=10;
        System.out.println(t.b);
        System.out.println(t.a);
    }
}

